Japan Women's Open 2025

WTA · Hard · 49 singles matches · All champions

Leylah Fernandez won the title, beating Tereza Valentova 6–0 5–7 6–3 in the final.

Latest results

  • Semifinal: Tereza Valentova def. Jaqueline Cristian 6–7(3) 6–4 6–3
  • Semifinal: Leylah Fernandez def. Sorana Cirstea 6–1 2–6 6–4
  • Quarterfinal: Jaqueline Cristian def. Naomi Osaka W/O
  • Quarterfinal: Tereza Valentova def. Olga Danilovic 4–6 6–2 6–3

Osaka 2025 2025

Defending champion
Suzan Lamens

Recent finals

YearChampionRunner-up
2024Suzan LamensKimberly Birrell
2023Ashlyn KruegerLin Zhu
2019Naomi OsakaAnastasia Pavlyuchenkova
2018Destanee AiavaRebecca Marino
2016Christina MchaleKaterina Siniakova
2014Samantha StosurZarina Diyas
2013Samantha StosurEugenie Bouchard
2012Heather WatsonKai Chen Chang

Matches by round

49 finished

Final

1 finished
Fin
🇨🇦Leylah Fernandez4#23656
🇨🇿Tereza ValentovaQ#87073

Semifinals

2 finished
Fin
🇨🇿Tereza ValentovaQ#876366
🇷🇴Jaqueline Cristian#83743
Fin
🇨🇦Leylah Fernandez4#23626
🇷🇴Sorana Cirstea#16164

Quarterfinals

4 finished
Fin
🇷🇴Jaqueline Cristian#83
🇯🇵Naomi Osaka1#18
Fin
🇨🇿Tereza ValentovaQ#87466
🇷🇸Olga Danilovic6623
Fin
🇨🇦Leylah Fernandez4#2376
🇸🇰Rebecca Sramkova#142623
Fin
🇷🇴Sorana Cirstea#16626
🇨🇭Viktorija Golubic#74262

Round of 16

8 finished
Fin
🇯🇵Naomi Osaka1#18736
🇳🇱Suzan Lamens6662
Fin
🇷🇴Jaqueline Cristian#83066
🇪🇸Jessica Bouzas Maneiro8#96642
Fin
🇨🇿Tereza ValentovaQ#8766
🇧🇪Elise Mertens3#1441
Fin
🇷🇸Olga Danilovic666
🇺🇸Ashlyn Krueger#4444
Fin
🇸🇰Rebecca Sramkova#142636
🇺🇸Ann Li7#31263
Fin
🇨🇦Leylah Fernandez4#2366
🇭🇺Dalma GalfiQ#15214
Fin
🇨🇭Viktorija Golubic#74167
🇨🇿Marie Bouzkova5#246263
Fin
🇷🇴Sorana Cirstea#1666
🇬🇧Katie Boulter#4831

Round of 32

16 finished
Fin
🇯🇵Naomi Osaka1#1866
🇯🇵Wakana SonobeWC04
Fin
🇷🇴Jaqueline Cristian#8367
🇮🇹Elisabetta CocciarettoQ#69264
Fin
🇪🇸Jessica Bouzas Maneiro8#9666
🇺🇸Katie VolynetsQ#8124
Fin
🇧🇪Elise Mertens3#1476
🇪🇸Cristina Bucsa#42653
Fin
🇨🇿Tereza ValentovaQ#8766
🇵🇭Alexandra Eala#1912
Fin
🇺🇸Ashlyn Krueger#44266
🇬🇷Maria Sakkari#30634
Fin
🇷🇸Olga Danilovic6616
🇯🇵Nao HibinoWC#193462
Fin
🇺🇸Ann Li7#3166
🇫🇷Varvara GrachevaQ40
Fin
🇸🇰Rebecca Sramkova#14266
🇹🇼Joanna GarlandQ#15531
Fin
🇭🇺Dalma GalfiQ#15266
🇺🇸Alycia Parks#6544
Fin
🇨🇦Leylah Fernandez4#2367
🇺🇸Hailey Baptiste#4525
Fin
🇨🇿Marie Bouzkova5#2466
🇯🇵Ena ShibaharaWC11
Fin
🇨🇭Viktorija Golubic#74646
🇨🇦Bianca Andreescu#129364
Fin
🇷🇴Sorana Cirstea#16266
🇯🇵Moyuka UchijimaWC#121642
Fin
🇬🇧Katie Boulter#4876
🇨🇿Linda Noskova2#9633
Fin
🇳🇱Suzan Lamens66
🇨🇴Emiliana Arango#15712

Qualifying round 2

6 finished
Fin
🇨🇿Tereza Valentova1#87466
🇧🇪Greet Minnen10642
Fin
🇫🇷Varvara Gracheva276
🇷🇴Elena Gabriela Ruse8622
Fin
🇹🇼Joanna Garland12#15566
🇺🇸Caty Mcnally3#6313
Fin
🇺🇸Katie Volynets7#8166
🇦🇺Kimberly Birrell4#4143
Fin
🇮🇹Elisabetta Cocciaretto5#6976
🇸🇮Kaja Juvan9652
Fin
🇭🇺Dalma Galfi6#15266
🇺🇸Taylor Townsend11#8913

Qualifying round 1

12 finished
Fin
🇨🇿Tereza Valentova1#8766
🇷🇺Alina Charaeva#10012
Fin
🇧🇪Greet Minnen1076
🇯🇵Sara SaitoWC51
Fin
🇫🇷Varvara Gracheva267
🇯🇵Himeno Sakatsume#11435
Fin
🇷🇴Elena Gabriela Ruse86366
🇨🇿Dominika Salkova#108701
Fin
🇺🇸Caty Mcnally3#6366
🇺🇸Claire Liu#10922
Fin
🇹🇼Joanna Garland12#155656
🇯🇵Ena KoikeWC371
Fin
🇦🇺Kimberly Birrell4#4167
🇯🇵Mai Hontama#163165
Fin
🇺🇸Katie Volynets7#8166
🇯🇵Hayu KinoshitaWC44
Fin
🇮🇹Elisabetta Cocciaretto5#6966
🇦🇺Maddison Inglis#13014
Fin
🇸🇮Kaja Juvan9366
🇦🇺Astra Sharma622
Fin
🇭🇺Dalma Galfi6#15267
🇯🇵Kyoka Okamura367
Fin
🇺🇸Taylor Townsend11#896467
🇯🇵Mei YamaguchiWC7363